Get a cheap android phone and put a metered data service on it like Tello ($6 month for 1G and 200 SMS). Then leave it at your desk like PP said. You might get

Get a cheap android phone and put a metered data service on it like Tello ($6 month for 1G and 200 SMS). Then leave it at your desk like PP said. You might get by with WiFi service and a Google voice number, but many banks only trust real cell numbers and don’t work with VOIP numbers annoyingly.